21310367776

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{5531}}^1\times {\mathrm{6337}}^1$

素因数の和:11897

約数の個数: 48

約数和(自身を含む): 44177888160

約数和(自身を除く): 22867520384

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 5531, 6337, 11062, 12674, 22124, 25348, 44248, 50696, 88496, 101392, 105089, 120403, 176992, 202784, 210178, 240806, 420356, 481612, 840712, 963224, 1681424, 1926448, 3362848, 3852896, 35049947, 70099894, 140199788, 280399576, 560799152, 665948993, 1121598304, 1331897986, 2663795972, 5327591944, 10655183888, 21310367776]

約数ペア:

[(1, 21310367776), (2, 10655183888), (4, 5327591944), (8, 2663795972), (16, 1331897986), (19, 1121598304), (32, 665948993), (38, 560799152), (76, 280399576), (152, 140199788), (304, 70099894), (608, 35049947), (5531, 3852896), (6337, 3362848), (11062, 1926448), (12674, 1681424), (22124, 963224), (25348, 840712), (44248, 481612), (50696, 420356), (88496, 240806), (101392, 210178), (105089, 202784), (120403, 176992)]